Army Spc. Logan Mattix observes a mountain range from the back ramp of a CH-47 Chinook helicopter during the flight to Schofield Barracks, Hawaii, following a low altitude supply delivery exercise at Kahuku Training Area, Dec. 12, 2017. Mattix is a crew chief assigned to the 25th Infantry Division’s 25th Combat Aviation Brigade. Army photo by Sgt. Ian Ives